[gnome-software/gnome-3-20] trivial: Support compiling against old versions of appstream-glib

[Richard Hughes <rhughes src gnome org>]

commit d73cb3ed65f1414662452cdd8cf85ae6835ebecf
Author: Richard Hughes <richard hughsie com>
Date:   Mon Apr 25 15:59:22 2016 +0100

    trivial: Support compiling against old versions of appstream-glib

 src/gs-app.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/gs-app.h b/src/gs-app.h
index 6cb48c2..d546673 100644
--- a/src/gs-app.h
+++ b/src/gs-app.h
@@ -78,6 +78,7 @@ typedef enum {
 #endif
 
 #if !AS_CHECK_VERSION(0,5,14)
+#define AS_APP_QUIRK_NEEDS_REBOOT              (1 << 4)
 #define AS_APP_QUIRK_NOT_REVIEWABLE            (1 << 5)
 #endif